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drm/amdgpu/vcn3.0: add dec software ring vm functions to support

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Add dec software ring vm functions to support.

Signed-off-by: James Zhu <James.Zhu@amd.com>
Reviewed-by: Leo Liu <leo.liu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
James Zhu 2020-11-02 16:24:18 -05:00 committed by Alex Deucher
parent bd88596fdd
commit 52f9535ca4
1 changed files with 99 additions and 2 deletions
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101
drivers/gpu/drm/amd/amdgpu/vcn_v3_0.c
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@ -48,6 +48,7 @@
#define mmUVD_RBC_IB_SIZE_INTERNAL_OFFSET 0x25c
#define VCN_INSTANCES_SIENNA_CICHLID 2
#define DEC_SW_RING_ENABLED FALSE
static int amdgpu_ih_clientid_vcns[] = {
SOC15_IH_CLIENTID_VCN,
@ -1673,6 +1674,98 @@ static void vcn_v3_0_dec_ring_set_wptr(struct amdgpu_ring *ring)
}
}
void vcn_v3_0_dec_sw_ring_emit_fence(struct amdgpu_ring *ring, u64 addr,
u64 seq, uint32_t flags)
{
WARN_ON(flags & AMDGPU_FENCE_FLAG_64BIT);
amdgpu_ring_write(ring, VCN_DEC_SW_CMD_FENCE);
amdgpu_ring_write(ring, addr);
amdgpu_ring_write(ring, upper_32_bits(addr));
amdgpu_ring_write(ring, seq);
amdgpu_ring_write(ring, VCN_DEC_SW_CMD_TRAP);
}
void vcn_v3_0_dec_sw_ring_insert_end(struct amdgpu_ring *ring)
{
amdgpu_ring_write(ring, VCN_DEC_SW_CMD_END);
}
void vcn_v3_0_dec_sw_ring_emit_ib(struct amdgpu_ring *ring,
struct amdgpu_job *job,
struct amdgpu_ib *ib,
uint32_t flags)
{
uint32_t vmid = AMDGPU_JOB_GET_VMID(job);
amdgpu_ring_write(ring, VCN_DEC_SW_CMD_IB);
amdgpu_ring_write(ring, vmid);
amdgpu_ring_write(ring, lower_32_bits(ib->gpu_addr));
amdgpu_ring_write(ring, upper_32_bits(ib->gpu_addr));
amdgpu_ring_write(ring, ib->length_dw);
}
void vcn_v3_0_dec_sw_ring_emit_reg_wait(struct amdgpu_ring *ring, uint32_t reg,
uint32_t val, uint32_t mask)
{
amdgpu_ring_write(ring, VCN_DEC_SW_CMD_REG_WAIT);
amdgpu_ring_write(ring, reg << 2);
amdgpu_ring_write(ring, mask);
amdgpu_ring_write(ring, val);
}
void vcn_v3_0_dec_sw_ring_emit_vm_flush(struct amdgpu_ring *ring,
uint32_t vmid, uint64_t pd_addr)
{
struct amdgpu_vmhub *hub = &ring->adev->vmhub[ring->funcs->vmhub];
uint32_t data0, data1, mask;
pd_addr = amdgpu_gmc_emit_flush_gpu_tlb(ring, vmid, pd_addr);
/* wait for register write */
data0 = hub->ctx0_ptb_addr_lo32 + vmid * hub->ctx_addr_distance;
data1 = lower_32_bits(pd_addr);
mask = 0xffffffff;
vcn_v3_0_dec_sw_ring_emit_reg_wait(ring, data0, data1, mask);
}
void vcn_v3_0_dec_sw_ring_emit_wreg(struct amdgpu_ring *ring, uint32_t reg, uint32_t val)
{
amdgpu_ring_write(ring, VCN_DEC_SW_CMD_REG_WRITE);
amdgpu_ring_write(ring, reg << 2);
amdgpu_ring_write(ring, val);
}
static const struct amdgpu_ring_funcs vcn_v3_0_dec_sw_ring_vm_funcs = {
.type = AMDGPU_RING_TYPE_VCN_DEC,
.align_mask = 0x3f,
.nop = VCN_DEC_SW_CMD_NO_OP,
.vmhub = AMDGPU_MMHUB_0,
.get_rptr = vcn_v3_0_dec_ring_get_rptr,
.get_wptr = vcn_v3_0_dec_ring_get_wptr,
.set_wptr = vcn_v3_0_dec_ring_set_wptr,
.emit_frame_size =
SOC15_FLUSH_GPU_TLB_NUM_WREG * 3 +
SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 4 +
4 + /* vcn_v3_0_dec_sw_ring_emit_vm_flush */
5 + 5 + /* vcn_v3_0_dec_sw_ring_emit_fdec_swe x2 vm fdec_swe */
1, /* vcn_v3_0_dec_sw_ring_insert_end */
.emit_ib_size = 5, /* vcn_v3_0_dec_sw_ring_emit_ib */
.emit_ib = vcn_v3_0_dec_sw_ring_emit_ib,
.emit_fence = vcn_v3_0_dec_sw_ring_emit_fence,
.emit_vm_flush = vcn_v3_0_dec_sw_ring_emit_vm_flush,
.test_ring = amdgpu_vcn_dec_sw_ring_test_ring,
.test_ib = NULL,//amdgpu_vcn_dec_sw_ring_test_ib,
.insert_nop = amdgpu_ring_insert_nop,
.insert_end = vcn_v3_0_dec_sw_ring_insert_end,
.pad_ib = amdgpu_ring_generic_pad_ib,
.begin_use = amdgpu_vcn_ring_begin_use,
.end_use = amdgpu_vcn_ring_end_use,
.emit_wreg = vcn_v3_0_dec_sw_ring_emit_wreg,
.emit_reg_wait = vcn_v3_0_dec_sw_ring_emit_reg_wait,
.emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper,
};
static const struct amdgpu_ring_funcs vcn_v3_0_dec_ring_vm_funcs = {
.type = AMDGPU_RING_TYPE_VCN_DEC,
.align_mask = 0xf,
@ -1810,9 +1903,13 @@ static void vcn_v3_0_set_dec_ring_funcs(struct amdgpu_device *adev)
if (adev->vcn.harvest_config & (1 << i))
continue;
adev->vcn.inst[i].ring_dec.funcs = &vcn_v3_0_dec_ring_vm_funcs;
if (!DEC_SW_RING_ENABLED)
adev->vcn.inst[i].ring_dec.funcs = &vcn_v3_0_dec_ring_vm_funcs;
else
adev->vcn.inst[i].ring_dec.funcs = &vcn_v3_0_dec_sw_ring_vm_funcs;
adev->vcn.inst[i].ring_dec.me = i;
DRM_INFO("VCN(%d) decode is enabled in VM mode\n", i);
DRM_INFO("VCN(%d) decode%s is enabled in VM mode\n", i,
DEC_SW_RING_ENABLED?"(Software Ring)":"");
}
}